Answer:
Most polymers, including poly(ethene) and poly(propene) are not biodegradable . This means that microorganisms cannot break them down, so they: cause a litter problem if disposed of carelessly. last for many years in landfill sites.
It is a nucleic acid. It is found in DNA. It is used to build an organism’s structures. It allows parents and their young to have similar characteristics.
Fall armyworm larvae Armyworms belong to the insect order Lepidoptera and family Noctuidae
Answer:
Potable water can be defined as the water that can used for drinking purpose and it should not harm the body in longer terms.
The potable water is high quality water which lacks pathogen that causes contamination.
It has dissolved minerals, salts, ions, oxygen and some other gases like nitrogen, carbon dioxide in an appropriate amount.
